Make --bg-scale and --bg-center xinerama-aware
Make --bg-scale and --bg-center xinerama-aware

yusiwen/feh,yusiwen/feh,yusiwen/feh,Caellian/feh,Caellian/feh,BlackLight/feh,Caellian/feh,BlackLight/feh,Caellian/feh,BlackLight/feh